Even huge companies such as Microsoft represent less than 5% of the overall market, the weight at which investment consultants start worrying about stock-specific risk.
Although the company is (arguably) priced for perfection as seen by its price-to-earnings ratio of 200, Amazon continues to remind investors with its execution and new 52-week highs that avoiding the stock at any level presents the greater risk.
The lingering concerns about the company's shares were aggravated by the options-market debut, which allows investors to bet on the future of the stock with less money at risk.